Patent
   D359811
Priority
May 24 1993
Filed
May 24 1993
Issued
Jun 27 1995
Expiry
Jun 27 2009
Assg.orig
Entity
unknown
6
11
n/a
The ornamental design for a concrete block, as shown.

FIG. 1 is a front perspective of a concrete block cast with a concave-convex decorative face;

FIG. 2 is a rear perspective of a concrete block cast with a concave-convex decorative face;

FIG. 3 is a front perspective of a concrete block with a cleaved decorative face bounded by concave cast portions; and,

FIG. 4 is a rear perspective of a concrete block with a cleaved decorative face bounded by concave cast portions.

Nerison, Robert N.

Patent Priority Assignee Title
D417506, Dec 03 1997 Retaining wall block
D464150, Mar 22 2002 M OTERO, S E Construction block
D602171, Feb 05 2008 SCI MATERIALS Concrete block
D604865, Sep 29 2008 Retaining wall block
D608463, Sep 29 2008 Retaining wall block
D742037, Jun 11 2013 Masonry block
Patent Priority Assignee Title
1534060,
2061631,
2881613,
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4798499, May 17 1985 Kensetsukiso Engineering Co., Ltd.; Okabe Co., Ltd. Retaining panel
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136928,
D298463, Jun 02 1986 Keystone Retaining Wall Systems, Inc. Retaining wall block
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D316904, May 14 1986 KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN Convex block
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